| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a fitting with a pressure sensor connection nut and a flared copper pipe connection nut preventive of cracking. <P>SOLUTION: The fitting 50 comprises a first fluid passage communicated with a second fluid passage Pp of a nut member having the second fluid passage Pp, a female screw portion and a first taper portion, a push rod 52 and a body 51. The body has a push rod storage space SPi, a communication passage Pi2, a second taper portion 53, and a male screw portion 54. The push rod storage space SPi stores the push rod in such a state that part of the push rod is protruded along a longitudinal direction X of the push rod. The communication passage Pi2 is a passage for communication with the first fluid passage. A seal structure forming part is provided at the end on a push rod protruded side X1 in the longitudinal direction X of the push rod to encircle the outer periphery of the push rod storage space SPi, and it abuts on the first taper portion to form a seal structure. The male screw portion 54 can be threaded to the female screw portion along the longitudinal direction X of the push rod. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
